idiom > Made a big mouth
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Made a big mouth
  Explanation: Malarkey. Described as arrogant to speak.
  Source: Ming Feng Meng, "Eastern Zhou Chi," the seventh-tert-mouth test back Yuzhe see a big statement, but too timid, and unchanging, watch the feet. "
  Examples: Good will advise you of a home, happy and good two-state; you anti ~! Do not have to say, put the Malay strike. (Qing Qian Cai, "said Yue Fei," Seventy-back)
No. 2
  【发音】kǒu chū dà yán
  【释义】说大话。形容说话狂妄。
  【出处】明·冯梦龙《东周列国志》第七回:“御者见考叔口出大言,更不敢上前,且立住脚观看。”
  【示例】某家好意劝你,乐得两邦和好;你反口出大言!不必多言,放马来罢。(清·钱彩《说岳全传》第七十回)
  【用法】作谓语、宾语;指讲大话。